SCHEMA_SQL = """
CREATE TABLE IF NOT EXISTS runs (
    id TEXT PRIMARY KEY,
    name TEXT NOT NULL,
    started_at TEXT NOT NULL,
    completed_at TEXT,
    status TEXT NOT NULL DEFAULT 'running',
    config_json TEXT NOT NULL,
    total_cost_usd REAL NOT NULL DEFAULT 0.0
);

CREATE TABLE IF NOT EXISTS generations (
    run_id TEXT NOT NULL,
    generation_idx INTEGER NOT NULL,
    started_at TEXT,
    completed_at TEXT,
    n_genomes INTEGER NOT NULL,
    fitness_median REAL NOT NULL,
    fitness_max REAL NOT NULL,
    fitness_p90 REAL NOT NULL,
    entropy REAL NOT NULL,
    PRIMARY KEY (run_id, generation_idx),
    FOREIGN KEY (run_id) REFERENCES runs(id)
);

CREATE TABLE IF NOT EXISTS genomes (
    id TEXT NOT NULL,
    run_id TEXT NOT NULL,
    generation_idx INTEGER NOT NULL,
    payload_json TEXT NOT NULL,
    PRIMARY KEY (id, run_id, generation_idx),
    FOREIGN KEY (run_id) REFERENCES runs(id)
);

CREATE TABLE IF NOT EXISTS evaluations (
    run_id TEXT NOT NULL,
    genome_id TEXT NOT NULL,
    fitness REAL NOT NULL,
    dsr REAL NOT NULL,
    dsr_pvalue REAL NOT NULL,
    sharpe REAL NOT NULL,
    max_dd REAL NOT NULL,
    total_return REAL NOT NULL,
    n_trades INTEGER NOT NULL,
    parse_error TEXT,
    raw_text TEXT,
    eval_ts TEXT NOT NULL,
    PRIMARY KEY (run_id, genome_id),
    FOREIGN KEY (run_id) REFERENCES runs(id)
);

CREATE TABLE IF NOT EXISTS cost_records (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    run_id TEXT NOT NULL,
    agent_id TEXT NOT NULL,
    ts TEXT NOT NULL,
    tier TEXT NOT NULL,
    input_tokens INTEGER NOT NULL,
    output_tokens INTEGER NOT NULL,
    cost_usd REAL NOT NULL,
    FOREIGN KEY (run_id) REFERENCES runs(id)
);

CREATE TABLE IF NOT EXISTS adversarial_findings (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    run_id TEXT NOT NULL,
    genome_id TEXT NOT NULL,
    name TEXT NOT NULL,
    severity TEXT NOT NULL,
    detail TEXT NOT NULL,
    FOREIGN KEY (run_id) REFERENCES runs(id)
);

CREATE INDEX IF NOT EXISTS idx_evaluations_fitness ON evaluations(run_id, fitness DESC);
CREATE INDEX IF NOT EXISTS idx_genomes_generation ON genomes(run_id, generation_idx);
CREATE INDEX IF NOT EXISTS idx_cost_run ON cost_records(run_id);
"""